The Tourism Authority of Thailand (TAT) advises travelers to review the latest guidelines from the Thai Food and Drug Administration (FDA) on importing health products for personal use.

Carrying Health Products into Thailand
Medicines
-A 30-day supply for personal use is allowed in original packaging with clear labels. Controlled substances require a prescription or doctor's letter.
Cosmetics
-Maximum of 3 pieces per item and 15 items in total are permitted.
-Food Items
Up to 10 kg/liters of food for personal use is allowed.
-Medical Devices
Allowed in necessary quantities with documentation if required.

Importing Health Products into Thailand by Mail
Items such as food, cosmetics, and medical devices must comply with personal-use restrictions and Thai import laws. Some hazardous substances require prior notification or permits.

Narcotics and Psychotropic Medications
-A 30-day supply is allowed with a prescription.
-For larger amounts (up to 90 days), FDA approval (Form IC-2) is required at least 15 days before travel.

This effort is part of Thailand’s commitment to maintaining high health standards while welcoming international visitors. These measures ensures tourists a safe and enjoyable journey, assured of their compliance with Thailand’s health and safety regulations.

More details are available in English on the FDA’s official website: https://en.fda.moph.go.th/.../bringing-of-health.../